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California Water Service Group

CWT
Exchange
NYSE
Industry
Water Supply
SEC CIK
0001035201

In the last 90 days, California Water Service Group insiders filed 0 open-market purchases and 2 sales; 346 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.

13F holders, Q3 2022

Institutional positions in California Water Service Group as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
281
+3 vs. Q2 2022
Shares held
43.9M
+63.8K (+0.1%) vs. Q2 2022
Total value
$2.31B
−$121.8M (−5.0%) vs. Q2 2022
New holders
34
109 more added
Sold out
31
76 more reduced

3 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CWT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2022: 281 institutions
Q1 2021: 259 institutionsQ2 2021: 251 institutionsQ3 2021: 268 institutionsQ4 2021: 307 institutionsQ1 2022: 312 institutionsQ2 2022: 281 institutionsQ3 2022: 281 institutionsQ4 2022: 295 institutionsQ1 2023: 299 institutionsQ2 2023: 286 institutionsQ3 2023: 273 institutionsQ4 2023: 285 institutionsQ1 2024: 275 institutionsQ2 2024: 299 institutionsQ3 2024: 324 institutionsQ4 2024: 323 institutionsQ1 2025: 330 institutionsQ2 2025: 338 institutionsQ3 2025: 337 institutionsQ4 2025: 329 institutionsQ1 2026: 339 institutionsQ2 2026: 346 institutions
Value heldQ3 2022: $2.31B
Q1 2021: $2.18BQ2 2021: $2.20BQ3 2021: $2.40BQ4 2021: $2.96BQ1 2022: $2.51BQ2 2022: $2.44BQ3 2022: $2.31BQ4 2022: $2.73BQ1 2023: $2.61BQ2 2023: $2.44BQ3 2023: $2.26BQ4 2023: $2.47BQ1 2024: $2.27BQ2 2024: $2.34BQ3 2024: $2.63BQ4 2024: $2.23BQ1 2025: $2.45BQ2 2025: $2.29BQ3 2025: $2.30BQ4 2025: $2.17BQ1 2026: $2.32BQ2 2026: $2.69B
Institutions holding CWT and their total value by quarter
QuarterHoldersValue
Q2 2026346$2.69B
Q1 2026339$2.32B
Q4 2025329$2.17B
Q3 2025337$2.30B
Q2 2025338$2.29B
Q1 2025330$2.45B
Q4 2024323$2.23B
Q3 2024324$2.63B
Q2 2024299$2.34B
Q1 2024275$2.27B
Q4 2023285$2.47B
Q3 2023273$2.26B
Q2 2023286$2.44B
Q1 2023299$2.61B
Q4 2022295$2.73B
Q3 2022281$2.31B
Q2 2022281$2.44B
Q1 2022312$2.51B
Q4 2021307$2.96B
Q3 2021268$2.40B
Q2 2021251$2.20B
Q1 2021259$2.18B

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q2 2022.

Institutions holding CWT in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.9,728,688$512.6M0.02%+23,892+0.2%Added
Vanguard Group Inc6,624,310$349.0M0.01%+79,168+1.2%Added
State Street Corp5,126,175$270.1M0.02%−243,538−4.5%Reduced
T. Rowe Price Investment Management, Inc.2,203,368$116.1M0.09%+2,203,368New
Pictet Asset Management SA1,647,320$86.8M0.13%+83,350+5.3%Added
Impax Asset Management Group plc1,555,534$82.0M0.42%−241,144−13.4%Reduced
Invesco Ltd.1,278,297$67.4M0.02%−61,911−4.6%Reduced
Dimensional Fund Advisors LP1,243,556$65.5M0.03%+6,948+0.6%Added
Nuance Investments, LLC1,144,604$60.3M1.34%−160,236−12.3%Reduced
Geode Capital Management, LLC959,788$50.6M0.01%+33,125+3.6%Added
Northern Trust Corp904,903$47.7M0.01%−25,475−2.7%Reduced
Amundi843,589$44.5M0.03%+67,273+8.7%Added
Bank of New York Mellon Corp741,621$39.1M0.01%+21,582+3.0%Added
Morgan Stanley532,313$28.0M0.00%+36,789+7.4%Added
Charles Schwab Investment Management Inc505,934$26.7M0.01%+19,881+4.1%Added
KBC Group NV489,924$25.8M0.13%+6,624+1.4%Added
First Trust Advisors LP482,989$25.4M0.03%+2,105+0.4%Added
Legal & General Group Plc473,667$25.0M0.01%−38,000−7.4%Reduced
Norges Bank467,009$24.6M0.01%−8,381−1.8%Reduced
Granite Investment Partners, LLC338,773$17.9M0.77%−766−0.2%Reduced
Principal Financial Group Inc335,571$17.7M0.01%+1,985+0.6%Added
Personal Capital Advisors Corp319,999$16.9M0.09%+9,105+2.9%Added
Ameriprise Financial Inc232,074$12.2M0.00%−2,805−1.2%Reduced
Nuveen Asset Management, LLC180,066$9.49M0.00%−2,703−1.5%Reduced
Rhumbline Advisers164,014$8.64M0.01%+8,568+5.5%Added
Goldman Sachs Group Inc149,140$7.86M0.00%+54,179+57.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)144,794$7.63M0.05%+129,191+828.0%Added
ProShare Advisors LLC143,573$7.56M0.03%−20,638−12.6%Reduced
Swiss National Bank127,500$6.72M0.00%+900+0.7%Added
Raymond James & Associates127,204$6.70M0.01%−5,390−4.1%Reduced
TD Asset Management Inc122,040$6.61M0.01%+31,490+34.8%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys124,689$6.57M0.07%+16,263+15.0%Added
Eaton Vance Management116,263$6.13M0.01%−8,955−7.2%Reduced
Deutsche Bank AG110,326$5.81M0.00%−15,352−12.2%Reduced
UBS Asset Management Americas Inc106,521$5.61M0.00%−4,551−4.1%Reduced
Public Sector Pension Investment Board99,542$5.25M0.05%00.0%Unchanged
JPMorgan Chase & Co97,058$5.11M0.00%−334−0.3%Reduced
Great West Life Assurance Co95,706$5.05M0.01%+10,173+11.9%Added
Alliancebernstein L.P.84,525$4.45M0.00%−19,916−19.1%Reduced
Voya Investment Management LLC75,559$3.98M0.00%−8,629−10.2%Reduced
Citadel Advisors LLC75,453$3.98M0.00%+53,710+247.0%Added
Price T Rowe Associates Inc72,965$3.85M0.00%−2,205,197−96.8%Reduced
New York State Common Retirement Fund72,106$3.80M0.01%+1,022+1.4%Added
Renaissance Technologies LLC70,400$3.71M0.01%+70,400New
Jane Street Group, LLC70,215$3.70M0.01%+70,215New
California State Teachers Retirement System67,702$3.57M0.01%−1,018−1.5%Reduced
Northstar Asset Management Inc66,357$3.50M1.21%+730+1.1%Added
Clear Harbor Asset Management, LLC65,564$3.46M0.48%00.0%Unchanged
Storebrand Asset Management AS63,627$3.35M0.02%−878−1.4%Reduced
Prudential Financial Inc55,179$3.15M0.01%+99+0.2%Added
Bank of America Corp59,588$3.14M0.00%−27,132−31.3%Reduced
New York State Teachers Retirement System58,042$3.06M0.01%+100+0.2%Added
Comerica Bank55,519$3.03M0.03%−4,240−7.1%Reduced
Financial Counselors Inc56,755$2.99M0.07%−43−0.1%Reduced
Aptus Capital Advisors, LLC56,334$2.97M0.09%+8,731+18.3%Added
Thrivent Financial for Lutherans56,189$2.96M0.01%+3,359+6.4%Added
Raymond James Financial Services Advisors, Inc.55,669$2.93M0.01%+2,368+4.4%Added
UBS Group AG50,933$2.68M0.00%+5,755+12.7%Added
Bank of Montreal44,170$2.63M0.00%+3,733+9.2%Added
Envestnet Asset Management Inc48,741$2.57M0.00%−250−0.5%Reduced
First National Corp48,626$2.56M0.70%+2,385+5.2%Added
Credit Suisse AG47,954$2.53M0.00%+2,180+4.8%Added
Mercer Global Advisors Inc45,343$2.39M0.01%+77+0.2%Added
BNP Paribas Arbitrage, SA45,048$2.37M0.01%−6,619−12.8%Reduced
Yousif Capital Management, LLC43,723$2.30M0.03%−205−0.5%Reduced
Gabelli Funds LLC43,600$2.30M0.02%00.0%Unchanged
Nia Impact Advisors, LLC42,307$2.23M1.37%−2,546−5.7%Reduced
Magellan Asset Management Ltd41,723$2.20M0.02%−1,463−3.4%Reduced
Wells Fargo & Company41,073$2.16M0.00%+1,209+3.0%Added
State of New Jersey Common Pension Fund D39,801$2.10M0.01%−2,050−4.9%Reduced
Texas Permanent School Fund39,095$2.06M0.03%+229+0.6%Added
HRT Financial LP38,855$2.05M0.02%+38,855New
State of Alaska, Department of Revenue37,653$1.98M0.03%−3,035−7.5%Reduced
Martingale Asset Management L P37,013$1.95M0.04%−1,229−3.2%Reduced
Susquehanna Fundamental Investments, LLC37,013$1.95M0.03%+37,013New
CoreCommodity Management, LLC36,121$1.90M0.69%−9,826−21.4%Reduced
Susquehanna International Group, LLP36,108$1.90M0.00%+36,108New
Bridgewater Associates, LP34,113$1.80M0.01%−6,167−15.3%Reduced
Private Advisor Group, LLC33,153$1.75M0.02%−3,106−8.6%Reduced
Walleye Capital LLC31,597$1.67M0.04%+31,597New
American International Group, Inc.29,736$1.57M0.01%+640+2.2%Added
MetLife Investment Management28,612$1.51M0.01%+882+3.2%Added
Mirae Asset Global Investments Co., Ltd.27,571$1.45M0.00%+9,211+50.2%Added
Occudo Quantitative Strategies LP26,657$1.41M0.11%+26,657New
AQR Capital Management LLC26,567$1.40M0.00%−12,032−31.2%Reduced
SG Americas Securities, LLC26,119$1.38M0.02%−8,148−23.8%Reduced
ExodusPoint Capital Management, LP26,108$1.38M0.02%+26,108New
Bridge City Capital, LLC26,102$1.38M0.75%+879+3.5%Added
Louisiana State Employees Retirement System26,000$1.37M0.04%00.0%Unchanged
Citigroup Inc25,844$1.36M0.00%+1,958+8.2%Added
Royal Bank of Canada25,370$1.34M0.00%−679−2.6%Reduced
Amalgamated Bank25,314$1.33M0.01%+692+2.8%Added
Schonfeld Strategic Advisors LLC24,425$1.29M0.01%+24,425New
State of Wisconsin Investment Board24,123$1.27M0.00%−3,434−12.5%Reduced
Cubist Systematic Strategies, LLC23,918$1.26M0.01%+6,873+40.3%Added
Voloridge Investment Management, LLC23,650$1.25M0.01%+5,743+32.1%Added
Teton Advisors, Inc.23,600$1.24M0.30%00.0%Unchanged
Barclays PLC23,385$1.23M0.00%+6,396+37.6%Added
State of Tennessee, Treasury Department22,890$1.21M0.01%+3,186+16.2%Added
Wulff, Hansen & Co.22,585$1.19M1.49%00.0%Unchanged